Bendable channel construction element

Claim 2

A construction element comprising: an elongated channel having a generally U-shaped cross-section that includes a web, parallel firs and second arms each having a front end and rear end, said arms at their front ends being connected to said web and extending rearward from opposite ends of said web; said channel being bendable to define integrally formed first and second sections that are disposed at a selected angle with respect to each other and connected in end to end relation at a transverse bend line in said web; said channel prior to bending thereof at said bend line having said first and second sections in axial alignment; prior to bending of said channel at said bend line, said first and second arms each having a notch therein extending between said front and rear ends and including a V-section having its apex disposed at as front end; said bend line extending between the apiece of said V-sections prior to bending of said channel at said bend line, each of said arms having first and second aperture means disposed on opposite sides of said notch; with said channel sections being disposed at said selected angle said first aperture means being aligned with said second aperture means; said first and second aperture means of said first arm, when aligned, being adapted to receive a fastening means to maintain said channel sections disposed at said selected angle; said first and second aperture means of said second arm, when aligned, being adapted to receive fastening means to maintain said channel sections disposed at said selected angle; said front end and said rear end being spaced by a distance that is comparable to the length of said transverse bend line; and each of said V-sections extending toward said rear end for a distance that is substantially less than the distance between said front end and said rear end.

Claim 3

A structural member as set forth in claim 1 in which each of the notches also includes a relatively narrow section that extends rearward from said V-section to said rear end; portions of said first arms overlapping with each other when said channel sections are disposed at said selected angle; and portions of said second arms overlapping with each other when said channel sections are disposed at said selected angle.

Claim 4

A structural member as set forth in claim 2 in which for each of said arms said first aperture means comprises a plurality of spaced fastener means receiving apertures that are disposed to be selectively aligned and cooperate with said second aperture means to establish first and second predetermined angular positions between said first and second channel sections.

Claim 5

A structural member as set forth in claim 3 in which for each of said arms said second aperture means comprises a plurality of spaced fastener means receiving apertures that are disposed to be selectively aligned and cooperate with said apertures of said first aperture means to establish said first and said second predetermined angular positions between said channel sections as well as a third predetermined angular position between said channel sections.

Claim 6

A construction frame comprising at least one longitudinal member and a plurality of aligned transverse skeleton sections secured to said longitudinal member at spaced points therealong, each of said skeleton sections including: an elongated channel having a generally U-shaped cross-section that includes a web, parallel first and second arms each having a front end and rear end, said arms at their front ends being connected to said web and extending rearward from opposite ends of said web; said channel being bendable to define integrally formed first and second sections that are connected at a first joint where they are disposed at a selected angle with respect to each other and connected in end to end relation at a transverse bend line in said web; said channel prior to bending thereof at said bend line having said first and second sections in axial alignment; prior to bending of said channel at said bend line, said first and second arms each being divided into first and second sections by a slit extending from the web to the free edge of said arm opposite said web, and said bend line extending between said slits; first fastening means securing together overlapping portions of the first and second sections of said first arm; second fastening means securing together overlapping portions of the first and second sections of said second arm.

Claim 7

A construction frame comprising at least one longitudinal member and a plurality of aligned transverse skeleton sections secured to said longitudinal member at spaced points therealong, each of said skeleton sections including: an elongated channel having a generally U-shaped cross-section that includes a web, parallel first and second arms each having a front end and rear end, said arms at their front ends being connected to said web and extending rearward from opposite ends of said web; said channel being bendable to define integrally formed first and second sections that are connected at a first joint where they are disposed at a selected angle with respect to each other and connected in end to end relation at a transverse bend line in said web; said channel prior to bending thereof at said bend line having said first and second sections in axial alignment; prior to bending of said channel at said bend line, said first and second arms each being divided into first and second sections by a slit extending from the web to the free edge of said arm opposite said web, and said bend line extending between said slits; first fastening means securing together overlapping portions of the first and second sections of said first arm; second fastening means securing together overlapping portions of the first and second sections of said second arm.

Claim 8

A construction frame as set forth in claim 5 in which the first joint of a first of said aligned transverse skeleton sections is received by a prepunched locating aperture in said longitudinal member.

Claim 9

A construction frame as set forth in claim 6 in which said longitudinal member is of U-shaped cross-section with a pair of arms extending from opposite ends of a web; said locating aperture being in one arm of said pair of arms and extending to the free edge of the said one arm; said first section of said channel extending from the inside surface of the other arm of said pair of arms and through said locating aperture; said second section of said channel extending from the inner surface of the web of the longitudinal member across the inside surface of the other arm and projecting across the free edge thereof.

Claim 10

A construction frame as set forth in claim 7 in which said longitudinal member provides a cover over said first joint.

Claim 11

A construction frame as set forth in claim 8 in which said aligned transverse skeleton sections include additional skeleton sections that are essentially identical to said first skeleton section and each of the additional skeleton sections being positioned by an individual locating aperture in said one arm.

Claim 12

A construction frame as set forth in claim 5 in which the first and second arms of the elongated channel of the skeleton section is divided into additional sections by additional slits that extend from the web of the channel of the skeleton section to said free edge; said channel of the skeleton section being bent along additional bend lines parallel to said bend line to form additional channel sections that are integral with the first and second channel sections; said additional channel sections and said first and second channel sections being arranged in a closed loop configuration

Claim 13

A frame section including: an elongated channel having a generally U-shaped cross-section that includes a web, parallel first and second arms each having a front end and rear end, said arms at their front ends being connected to said web and extending rearward from opposite ends of said web; said channel being bendable to define integrally formed first and second sections that are connected at a first joint where they are disposed at a selected angle with respect to each other and connected in end to end relation at a transverse bend line in said web; said channel prior to bending thereof at said bend line having said first and second sections in axial alignment; prior to bending of said channel at said bend line, said first and second arms each being divided into first and second sections by a slit extending from the web to the free edge of said arm opposite said web, and said bend line extending between said slits; said selected angle being an external angle formed by bending said web in a direction to open said slit; a bendable stub channel having a generally U-shaped cross-section of essentially the same size as that of said elongated channel; said stub channel including a stub web, parallel first and second stub arms projecting forward from opposite ends of said stub web; prior to bending of said stub channel, each of said stub arms being divided into first and second sections by a slit that extends from said stub web to the free edge of said stub arm opposite said stub web with a stub bend line extending between said slits in said stub arms; said stub channel being bent at said stub bend line to define an internal angle, with portions of said first and second sections of said first stub arm overlapping each other and portions of said first and second sections of said second stub arms overlapping each other; said internal angle being substantially the same as said selected angle; fastening means securing together said overlapping sections of said first stub arm and fastening means securing together said overlapping sections of said second stub arm; said free edges of said stub arms being adjacent opposite edges said web and said free edges of said arms being adjacent opposite edges of said stub web; fastening means securing both sections of said first arm to both sections of said first stub arm and fastening means securing both sections of said second arm to both sections of said second stub arm.

Claim 14

A frame section including: an elongated channel having a generally U-shaped cross-section that includes a web, parallel first and second arms each having a front end and rear end, said arms at their front ends being connected to said web and extending rearward from opposite ends of said web; said channel being bendable to define integrally formed first and second sections that are connected at a first joint where they are disposed at a selected angle with respect to each other and connected in end to end relation at a transverse bend line in said web; said channel prior to bending thereof at said bend line having said first and second sections in axial alignment; prior to bending of said channel at said bend line, said first and second arms each being divided into first and second sections by a slit extending from the web to the free edge of said arm opposite said web, and said bend line extending between said slits; said selected angle being an external angle formed by bending said web in a direction to open said slit; a bendable stub channel having a generally U-shaped cross-section of essentially the same size as that of said elongated channel; said stub channel including a stub web, parallel first and second stub arms projecting forward from opposite ends of said stub web; prior to bending of said stub channel, each of said stub arms being divided into first and second sections by a slit that extends from said stub web to the free edge of said stub arm opposite said stub web with a stub bend line extending between said slits in said stub arms; said stub channel being bent at said stub bend line to define an internal angle, with portions of said first and second sections of said first stub arm overlapping each other and portions of said first and second sections of said second stub arms overlapping each other; said internal angle being substantially the same as said selected angle; fastening means securing together said overlapping sections of said first stub arm and fastening means securing together said overlapping sections of said second stub arm; said free edges of said stub arms being adjacent opposite edges said web and said free edges of said arms being adjacent opposite edges of said stub web; fastening means securing both sections of said first arm to both sections of said first stub arm and fastening means securing both sections of said second arm to both sections of said second stub arm.

Claim 15

A construction element comprising: an elongated channel having a generally U-shaped cross-section that includes a web, parallel first and second arms each having a front end and rear end, said arms at their front ends being connected to said web and extending rearward from opposite ends of said web; said channel being bendable to define integrally formed first and second sections that are disposed at a selected angle with respect to each other and connected in end to end relation at a transverse bend line in said web; said channel prior to bending thereof at said bend line having said firs and second sections in axial alignment; prior to bending of said channel at said bend line, said first and second arms each having a notch therein extending between said front and rear ends and including a V-section having its apex disposed at said front end; said bend line extending between the apiece of said V-sections prior to bending of said channel at said bend line, each of said arms having first and second aperture means disposed on opposite sides of said notch; with said channel sections being disposed at said selected angle said first aperture means being aligned with said second aperture means; said first and second aperture means of said first arm, when aligned, being adapted to receive a fastening means to maintain said channel sections disposed at said selected angle; said first and second aperture means of said second arm, when aligned, being adapted to receive fastening means to maintain said channel sections disposed at said selected angle; each of the notches also including a relatively narrow section that extends rearward from said V-section to said rear end; portions of said first arms overlapping with each other when said channel sections are disposed at said selected angle; portions of said second arms overlapping with each other when said channel sections are disposed at said selected angle; for each of said arms said first aperture means comprising a plurality of spaced fastener means receiving apertures that are disposed to be selectively aligned and cooperate with said second aperture means to establish first and second predetermined angular positions between said first and second channel sections.

Claim 16

A construction element comprising: an elongated channel having a generally U-shaped cross-section that includes a web, parallel first and second arms each having a front end and rear end, said arms at their front ends being connected to said web and extending rearward from opposite ends of said web; said channel being bendable to define integrally formed first and second sections that are disposed at a selected angle with respect to each other and connected in end to end relation at a transverse bend line in said web; said channel prior to bending thereof at said bend line having said firs and second sections in axial alignment; prior to bending of said channel at said bend line, said first and second arms each having a notch therein extending between said front and rear ends and including a V-section having its apex disposed at said front end; said bend line extending between the apiece of said V-sections prior to bending of said channel at said bend line, each of said arms having first and second aperture means disposed on opposite sides of said notch; with said channel sections being disposed at said selected angle said first aperture means being aligned with said second aperture means; said first and second aperture means of said first arm, when aligned, being adapted to receive a fastening means to maintain said channel sections disposed at said selected angle; said first and second aperture means of said second arm, when aligned, being adapted to receive fastening means to maintain said channel sections disposed at said selected angle; each of the notches also including a relatively narrow section that extends rearward from said V-section to said rear end; portions of said first arms overlapping with each other when said channel sections are disposed at said selected angle; portions of said second arms overlapping with each other when said channel sections are disposed at said selected angle; for each of said arms said first aperture means comprising a plurality of spaced fastener means receiving apertures that are disposed to be selectively aligned and cooperate with said second aperture means to establish first and second predetermined angular positions between said first and second channel sections.

Claim 17

A structural member as set forth in claim 12 in which for each of said arms said second aperture means comprises a plurality of spaced fastener means receiving apertures that are disposed to be selectively aligned and cooperate with said apertures of said first aperture means to establish said first and said second predetermined angular positions between said channel sections as well as a third predetermined angular position between said channel sections.